<h2><%= link_to l(:label_tracker_plural), trackers_path %> &#187; <%= l(:field_summary) %></h2>

<% if @trackers.any? %>
  <%= form_tag({}) do %>
    <div class="autoscroll">
    <table class="list">
    <thead>
      <tr>
        <th></th>
        <% @trackers.each do |tracker| %>
        <th>
          <%= tracker.name %>
          <%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('input.tracker-#{tracker.id}')",
                                                              :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
        </th>
        <% end %>
      </tr>
    </thead>
    <tbody>
      <tr class="group open">
        <td colspan="<%= @trackers.size + 1 %>">
          <span class="expander" onclick="toggleRowGroup(this);">&nbsp;</span>
          <%= l(:field_core_fields) %>
        </td>
      </tr>
      <% Tracker::CORE_FIELDS.each do |field| %>
      <tr class="<%= cycle("odd", "even") %>">
        <td>
          <%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('input.core-field-#{field}')",
                                                              :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
          <%= l("field_#{field}".sub(/_id$/, '')) %>
        </td>
        <% @trackers.each do |tracker| %>
        <td align="center">
          <%= check_box_tag "trackers[#{tracker.id}][core_fields][]", field, tracker.core_fields.include?(field),
                            :class => "tracker-#{tracker.id} core-field-#{field}" %>
        </td>
        <% end %>
      </tr>
      <% end %>
      <% if @custom_fields.any? %>
        <tr class="group open">
          <td colspan="<%= @trackers.size + 1 %>">
            <span class="expander" onclick="toggleRowGroup(this);">&nbsp;</span>
            <%= l(:label_custom_field_plural) %>
          </td>
        </tr>
        <% @custom_fields.each do |field| %>
        <tr class="<%= cycle("odd", "even") %>">
          <td>
            <%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('input.custom-field-#{field.id}')",
                                                                :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
            <%= field.name %>
          </td>
          <% @trackers.each do |tracker| %>
          <td align="center">
            <%= check_box_tag "trackers[#{tracker.id}][custom_field_ids][]", field.id, tracker.custom_fields.include?(field),
                              :class => "tracker-#{tracker.id} custom-field-#{field.id}" %>
          </td>
          <% end %>
        </tr>
        <% end %>
      <% end %>
    </tbody>
    </table>
    </div>
    <p><%= submit_tag l(:button_save) %></p>
    <% @trackers.each do |tracker| %>
      <%= hidden_field_tag "trackers[#{tracker.id}][core_fields][]", '' %>
      <%= hidden_field_tag "trackers[#{tracker.id}][custom_field_ids][]", '' %>
    <% end %>
  <% end %>
<% else %>
  <p class="nodata"><%= l(:label_no_data) %></p>
<% end %>

<% html_title l(:field_summary) %>
